http://www.norrona.com/Products/4057-10/svalbard-heavy-duty-hybrid-pants-mw
Very durable all-terrain pants for general outdoor use. Breathable and tough pants built to handle rough use, with knees and seat in water resistant and stretchy flex™3 Soft Shell. Key to comfort is tactile “no-cling” woven polyamide 275 fabric, full thigh venting and waterproof stretch in articulated knees and seat. Reinforced ankle panels. Accommodates suspenders.